/**
 * 所有背景音乐 (会预加载)
 * ! 必须是字符串，不能是数字否则会加上反射属性
 */
export enum EMusics {
    home_background = "home_background",
    battle_begin = "battle_begin",
    prepare_war = "prepare_war",
    common_melee_attack = "common_melee_attack"
}